The full-width and half-width converter provides full-width and half-width conversion tools, making it easy to switch between full-width characters and half-width characters. Full-width means that one character occupies two standard character positions, and half-width means that one character occupies one standard character position.
1. The full width accounts for two bytes, and the half width accounts for one byte
2. The full-width is the position of letters and numbers equal to the width of Chinese characters, and the half-width is the ASCII character.
3. When there is no Chinese character input method, the alphanumeric and characters entered are half-width
